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vm_native.cpp: conditionally define c_madv_free

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This commit is contained in:
Nekotekina 2020-12-27 12:19:50 +03:00
parent 1e32311a65
commit e3dec420a2
1 changed files with 10 additions and 10 deletions
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20
rpcs3/util/vm_native.cpp
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@ -39,6 +39,14 @@ namespace utils
constexpr int c_map_noreserve = 0;
#endif
#ifdef MADV_FREE
constexpr auto c_madv_free = MADV_FREE;
#elif defined(MADV_DONTNEED)
constexpr auto c_madv_free = MADV_DONTNEED;
#else
constexpr auto c_madv_free = 0;
#endif
#ifdef _WIN32
DYNAMIC_IMPORT("KernelBase.dll", VirtualAlloc2, PVOID(HANDLE Process, PVOID Base, SIZE_T Size, ULONG AllocType, ULONG Prot, MEM_EXTENDED_PARAMETER*, ULONG));
DYNAMIC_IMPORT("KernelBase.dll", MapViewOfFile3, PVOID(HANDLE Handle, HANDLE Process, PVOID Base, ULONG64 Off, SIZE_T ViewSize, ULONG AllocType, ULONG Prot, MEM_EXTENDED_PARAMETER*, ULONG));
@ -144,11 +152,7 @@ namespace utils
#else
const u64 ptr64 = reinterpret_cast<u64>(pointer);
ensure(::mmap(pointer, size, PROT_NONE, MAP_FIXED | MAP_ANON | MAP_PRIVATE | c_map_noreserve, -1, 0) != reinterpret_cast<void*>(-1));
#ifdef MADV_FREE
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_FREE) != -1);
#else
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_DONTNEED) != -1);
#endif
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_free) != -1);
#endif
}
@ -159,11 +163,7 @@ namespace utils
memory_commit(pointer, size, prot);
#else
const u64 ptr64 = reinterpret_cast<u64>(pointer);
#ifdef MADV_FREE
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_FREE) != -1);
#else
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_DONTNEED) != -1);
#endif
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_free) != -1);
ensure(::mmap(pointer, size, +prot, MAP_FIXED | MAP_ANON | MAP_PRIVATE, -1, 0) != reinterpret_cast<void*>(-1));
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_WILLNEED) != -1);